Solve for x
x = \frac{39}{2} = 19\frac{1}{2} = 19.5
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4x=81-3
Subtract 3 from both sides.
4x=78
Subtract 3 from 81 to get 78.
x=\frac{78}{4}
Divide both sides by 4.
x=\frac{39}{2}
Reduce the fraction \frac{78}{4} to lowest terms by extracting and canceling out 2.
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